Acquisitions - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended		12 Months Ended
	Oct. 21, 2015	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Business Acquisition [Line Items]
Line of credit facility, maximum borrowing capacity		$ 575,000,000.0		$ 575,000,000.0
Goodwill		332,139,000		332,139,000		$ 340,338,000
Net income		31,083,000	$ 24,298,000	$ 42,834,000	$ 33,980,000
Latchways Acquisition
Business Acquisition [Line Items]
Purchase price	$ 190,900,000
Intangible asset, useful life (years)				15 years
Amortization expense, year one		4,500,000		$ 4,500,000
Amortization expense, year two		4,500,000		4,500,000
Amortization expense, year three		4,500,000		4,500,000
Amortization expense, year four		4,500,000		4,500,000
Amortization expense, year five		4,500,000		4,500,000
Purchase accounting adjustment, inventory	1,600,000
Inventory acquired during business combination, depreciation expense		200,000		500,000		900,000
Amortization expense on inventory, next fiscal year		700,000		700,000
Depreciation expense, year one		900,000		900,000
Depreciation expense, year two		900,000		900,000
Depreciation expense, year three		900,000		900,000
Depreciation expense, year four		900,000		900,000
Depreciation expense, year five		900,000		900,000
Goodwill	98,000,000
Goodwill expected to be tax deductible	0
Integration costs				500,000
Integration costs, after tax				400,000
Sales		13,200,000		28,900,000
Net income		500,000		1,400,000
Inventory acquired during business combination, depreciation expense, net of tax		100,000		300,000
Revolving Credit Facility | Senior Notes
Business Acquisition [Line Items]
Line of credit facility, maximum borrowing capacity						$ 125,000,000.0
International
Business Acquisition [Line Items]
Goodwill		133,200,000		133,200,000
International | Latchways Acquisition
Business Acquisition [Line Items]
Goodwill	96,600,000
Americas
Business Acquisition [Line Items]
Goodwill		$ 198,900,000		$ 198,900,000
Americas | Latchways Acquisition
Business Acquisition [Line Items]
Goodwill	$ 1,400,000